National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Sinlaku Continues to Impact the Marianas; Severe Weather for the Central Plains and Northeast; Record Warmth for mid-Atlantic to Southeast

Sinlaku continues to affect the Marianas as it moves north through Friday. Meanwhile, severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley today and for the Central/Southern Plains on Friday. Considerable flooding impacts are ongoing in the Upper Great Lakes, and expected to continue through the weekend. Fire weather concerns persist in the Plains. Read More >

Current conditions at

Hayward, Hayward Air Terminal (KHWD)

Lat: 37.66083°NLon: 122.11833°WElev: 46.0ft.

Clear

70°F

21°C

Humidity 19%
Wind Speed SSW 6 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 16 Apr 03:00 PM PDT
Extended Forecast for

2 Miles NE Union City CA

  • Tonight

    Tonight: Clear, with a low around 45. North wind 5 to 11 mph, with gusts as high as 18 mph.

    Low: 45 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 68. Northeast wind 5 to 8 mph becoming west northwest in the afternoon.

    High: 68 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 49. West northwest wind 5 to 8 mph becoming calm in the evening.

    Low: 49 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 73. Calm wind becoming west around 5 mph in the afternoon.

    High: 73 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 52. West wind 5 to 7 mph becoming calm after midnight.

    Low: 52 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 68.

    High: 68 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 40 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 52.

    Low: 52 °F

    Chance Rain

  • Monday

    Monday: Rain likely. Mostly cloudy, with a high near 64.

    High: 64 °F

    Rain Likely

  • Monday Night

    Monday Night: A chance of rain. Mostly cloudy, with a low around 51.

    Low: 51 °F

    Chance Rain

Detailed Forecast

Tonight
Clear, with a low around 45. North wind 5 to 11 mph, with gusts as high as 18 mph.
Friday
Sunny, with a high near 68. Northeast wind 5 to 8 mph becoming west northwest in the afternoon.
Friday Night
Partly cloudy, with a low around 49. West northwest wind 5 to 8 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 73. Calm wind becoming west around 5 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 52. West wind 5 to 7 mph becoming calm after midnight.
Sunday
Partly sunny, with a high near 68.
Sunday Night
A 40 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 52.
Monday
Rain likely. Mostly cloudy, with a high near 64.
Monday Night
A chance of rain. Mostly cloudy, with a low around 51.
Tuesday
Rain likely before 11am, then showers likely and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 60.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 51.
Wednesday
A slight chance of rain. Mostly sunny, with a high near 63.
Wednesday Night
Partly cloudy, with a low around 49.
Thursday
Mostly sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NE Union City CA
 37.61°N 122°W (Elev. 594 ft)
Last Update:
1:26 pm PDT Apr 16, 2026
Forecast Valid:
3pm PDT Apr 16, 2026-6pm PDT Apr 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation